Table 1

Endoscopic ultrasound criteria to classify chronic pancreatitis (according to Wiersema et al19)

Ductal featuresParenchymal features
Duct wall echogenicityEchogenic foci
Side branch dilationCysts (>3 mm in size)
CalculiAccentuation of the lobular pattern
Irregular pancreatic duct marginsFocal regions of reduced echogenicity
Main duct (dilation and narrowing)